Animals of class-Mammalia have
Seven cervical vertebrae
Seven cranial nerve
Single ventricular chamber
Fourteen cervical vertebrae
Glycogenolysis involves
Conversion of sugar into glycogen
Oxidation of Sugar
Conversion of glycogen into sugar
Conversion of glycogen into fat
Heterocysts are present in
Riccia
Ulothrix
Albugo
Nostoc
D.
Nostoc
Heterocysts are modified vegetative cells specified for nitrogen fixation. These are found in blue-green algae, e.g., Nostoc.